Режущие и зажимные инструменты Hoffmann Group 2026 - страница 1021

G 2.5 ~3µm h6

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Shrink-fit chuck Power Shrink Chuck with SAFE-λOCK® − ISO 12164-1 (DIN 69893-1)

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Shrink-fit chuck for very high metal removal rates during high-performance cutting (HPC). Detailed informafe-Lock .

The optimised design combines excellent stiffness with vibration damping. on Sa This protects the machine, spindle and tool. can be found under milling

• Safe-Lock tool pull-out protection prevents the tool being pulled out accidentally. 5
• Higher metal removal rate due to higher speeds, higher feed rates and greater cutting depth.

Shorter machining times. The main features: 3

• 1. High concentricity 6
• Runs more smoothly, which improves the surface quality and protects the tool, 1

(< 0.003 mm). spindle and machine. 2. Low tendency to vibrate due to

• With tapped holes for balancing with screws. optimised outer contour. 2
• With pluggable Cool Jet holes. 3. Slim design at the tip.
• With length adjustment screw (adjustment path 10 mm). 4. Very deep shank. 4

Application: For clamping tools with parallel shank to h6 tolerance with Safe-Lock ground 5. Cool-Jet as standard

surface. Suitable for all types of shrink-fit unit such as inductive, contact and (can be locked). hot air shrink-fit units. 6. Safe-Lock.

Optional extras: For milling cutters with Safe-Lock clamping flat, see solid carbide milling cutters. Coolant pipe No. 309880, socket wrench No. 309890, shrink-fit units No. 354210 – 354450, balancing screw set No. 309906 size 180.

Note: Other shrink-fit chucks with Safe-Lock available on request.

⌀D ⌀D2 ⌀D1

4,5° LE A 30 7935

Clamping range D mm 6 8 10 12 14 16 18 20 25 32

30 7935 1 HSK-A 63

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Power Shrink Chuck

30 7940 with Safe-Lock HSK-A 100

• D (30 7935) mm 29 29 33.5 33.5 37.5 37.5 43.5 43.5 51 51
• D (30 7940) mm 60 60 53 73 60 78 76 85 85 –
• D (30 7935) mm 22 22 26.5 26.5 29.5 29.5 35.5 35.5 45 45 2
• D (30 7940) mm 21 21 27 27 33 33 44 44 44 – 2

maximum clamping depth L (30 7935) mm 38 38 43 46 48 49 49 49 57 59

E

maximum clamping depth L (30 7940) mm 36 36 42 47 47 50 50 52 58 –

E G 2.5 ≤3µm

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Shrink-fit chucks 4.5° − ISO 12164-1 (DIN 69893-1)

• High-temperature steel. Integral tool length adjustment, adjustment track 10 mm. ores

• Sizes 3 − 5 for carbide, from size 6 for HSS and carbide. ooling channel b
• All shanks hard turned (for smooth running!). on request! With RFID/Balluffchip bore. Versions with c

GARANT: - HSK mating faces machined.

Application: For holding end mills and drills with parallel shank to h 6 tolerance. Suitable for inductive, contact and hot air shrink-fitting units.

Optional extras: Coolant feed pipe No. 309880. Plug-in socket No. 309890. Form Shrink-fit chuck extension No. 302410 − 302416. A Shrink-fit units No. 354210 − 304755. 30 7950

30

Clamping range D mm 3 4 5 6 8 10 12 16

30 7950 1